import java.util.Arrays;
import java.util.Comparator;
import java.util.Scanner;

class PersonSortable2{
	private String name;
	private int age;
	public PersonSortable2(String name,int age){
		this.name = name;
		this.age = age;
	}
	public String toString() {
		return  getName() + "-" + getAge() ;
	}
	public String getName() {
		return name;
	}
	public void setName(String name) {
		this.name = name;
	}
	public int getAge() {
		return age;
	}
	public void setAge(int age) {
		this.age = age;
	}
}

class NameComparator implements Comparator<PersonSortable2>{
	public int compare(PersonSortable2 o1,PersonSortable2 o2){
		if(o1.getName().compareTo(o2.getName())>0) 	return 1;
		if(o1.getName().compareTo(o2.getName())<0)	return -1;
		return 0;
	}
}
	
class AgeComparator implements Comparator<PersonSortable2>{
	public int compare(PersonSortable2 o1,PersonSortable2 o2){
		if(o1.getAge()>o2.getAge())	return 1;
		if(o1.getAge()<o2.getAge())	return -1;
		return 0;
	}
}	

public class Main{
	public static void main(String[] args){
		Scanner in = new Scanner(System.in);
		int n = in.nextInt();
		PersonSortable2[] person = new PersonSortable2[n];
		for(int i=0;i<n;i++){
			person[i] = new PersonSortable2(in.next(),in.nextInt());
		}
		System.out.println("NameComparator:sort");
		Arrays.sort(person, new NameComparator());
		for(PersonSortable2 e : person){
			System.out.println(e);
		}
		System.out.println("AgeComparator:sort");
		Arrays.sort(person, new AgeComparator());
		for(PersonSortable2 e : person){
			System.out.println(e);
		}
		System.out.println(Arrays.toString(NameComparator.class.getInterfaces()));
		System.out.println(Arrays.toString(AgeComparator.class.getInterfaces()));
	}
}